./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/c.01-no-inv-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/c.01-no-inv-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f49dce48b63f0ee8eed4ac47c25c384a83e3c23200b58c130c184e2b953e32f3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:47:28,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:47:28,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-26 10:47:28,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:47:28,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:47:28,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:47:28,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:47:28,843 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:47:28,844 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:47:28,844 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:47:28,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:47:28,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:47:28,846 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:47:28,847 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 10:47:28,848 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 10:47:28,851 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 10:47:28,852 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 10:47:28,856 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 10:47:28,858 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 10:47:28,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:47:28,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 10:47:28,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:47:28,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:47:28,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 10:47:28,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 10:47:28,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 10:47:28,878 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:47:28,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:47:28,879 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 10:47:28,879 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:47:28,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:47:28,881 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:47:28,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:47:28,882 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:47:28,882 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 10:47:28,882 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f49dce48b63f0ee8eed4ac47c25c384a83e3c23200b58c130c184e2b953e32f3 [2023-11-26 10:47:29,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:47:29,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:47:29,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:47:29,280 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:47:29,281 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:47:29,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/termination-memory-alloca/c.01-no-inv-alloca.i [2023-11-26 10:47:32,466 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:47:32,813 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:47:32,814 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/sv-benchmarks/c/termination-memory-alloca/c.01-no-inv-alloca.i [2023-11-26 10:47:32,831 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/data/758fa2823/b3a66d8c28674ac59340a8c541592f3f/FLAGe424013dc [2023-11-26 10:47:32,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/data/758fa2823/b3a66d8c28674ac59340a8c541592f3f [2023-11-26 10:47:32,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:47:32,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:47:32,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:47:32,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:47:32,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:47:32,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:47:32" (1/1) ... [2023-11-26 10:47:32,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a063f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:32, skipping insertion in model container [2023-11-26 10:47:32,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:47:32" (1/1) ... [2023-11-26 10:47:32,936 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:47:33,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:47:33,340 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:47:33,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:47:33,439 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:47:33,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33 WrapperNode [2023-11-26 10:47:33,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:47:33,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:47:33,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:47:33,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:47:33,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,498 INFO L138 Inliner]: procedures = 111, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2023-11-26 10:47:33,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:47:33,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:47:33,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:47:33,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:47:33,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,529 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,548 INFO L175 MemorySlicer]: Split 13 memory accesses to 3 slices as follows [5, 6, 2]. 46 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 6 writes are split as follows [2, 3, 1]. [2023-11-26 10:47:33,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,565 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:47:33,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:47:33,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:47:33,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:47:33,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (1/1) ... [2023-11-26 10:47:33,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:33,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:33,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:33,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 10:47:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:47:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:47:33,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:47:33,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:47:33,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:47:33,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:47:33,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:47:33,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:47:33,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:47:33,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:47:33,808 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:47:33,810 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:47:33,953 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:47:33,962 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:47:33,963 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-26 10:47:33,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:47:33 BoogieIcfgContainer [2023-11-26 10:47:33,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:47:33,968 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 10:47:33,968 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 10:47:33,972 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 10:47:33,973 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:47:33,973 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 10:47:32" (1/3) ... [2023-11-26 10:47:33,974 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6f56480d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 10:47:33, skipping insertion in model container [2023-11-26 10:47:33,975 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:47:33,975 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:33" (2/3) ... [2023-11-26 10:47:33,976 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6f56480d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 10:47:33, skipping insertion in model container [2023-11-26 10:47:33,976 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:47:33,976 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:47:33" (3/3) ... [2023-11-26 10:47:33,977 INFO L332 chiAutomizerObserver]: Analyzing ICFG c.01-no-inv-alloca.i [2023-11-26 10:47:34,034 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 10:47:34,034 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 10:47:34,035 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 10:47:34,035 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 10:47:34,035 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 10:47:34,035 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 10:47:34,035 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 10:47:34,036 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 10:47:34,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:34,060 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-26 10:47:34,060 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:47:34,061 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:47:34,066 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:47:34,066 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-26 10:47:34,067 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 10:47:34,068 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:34,070 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-26 10:47:34,071 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:47:34,071 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:47:34,071 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:47:34,071 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-26 10:47:34,080 INFO L748 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem11#1, test_fun_#t~mem5#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 3#L555-3true [2023-11-26 10:47:34,081 INFO L750 eck$LassoCheckResult]: Loop: 3#L555-3true call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 12#L555-1true assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 7#L557-5true assume !true; 9#L557-6true call test_fun_#t~mem11#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 3#L555-3true [2023-11-26 10:47:34,092 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:34,092 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-26 10:47:34,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:34,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889326396] [2023-11-26 10:47:34,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:34,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:34,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:34,341 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:34,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:34,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1144552, now seen corresponding path program 1 times [2023-11-26 10:47:34,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:34,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806921774] [2023-11-26 10:47:34,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:34,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:34,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:34,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:47:34,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806921774] [2023-11-26 10:47:34,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806921774] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:47:34,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:47:34,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:47:34,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072954795] [2023-11-26 10:47:34,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:47:34,407 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:47:34,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:47:34,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:47:34,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:47:34,444 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:34,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:47:34,451 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2023-11-26 10:47:34,453 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 15 transitions. [2023-11-26 10:47:34,454 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-26 10:47:34,457 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 8 states and 10 transitions. [2023-11-26 10:47:34,459 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2023-11-26 10:47:34,459 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-26 10:47:34,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 10 transitions. [2023-11-26 10:47:34,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:47:34,460 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8 states and 10 transitions. [2023-11-26 10:47:34,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 10 transitions. [2023-11-26 10:47:34,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2023-11-26 10:47:34,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:34,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2023-11-26 10:47:34,483 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 10 transitions. [2023-11-26 10:47:34,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:47:34,488 INFO L428 stractBuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2023-11-26 10:47:34,488 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 10:47:34,488 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2023-11-26 10:47:34,489 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-26 10:47:34,489 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:47:34,489 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:47:34,490 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:47:34,490 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-26 10:47:34,490 INFO L748 eck$LassoCheckResult]: Stem: 39#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 40#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem11#1, test_fun_#t~mem5#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 34#L555-3 [2023-11-26 10:47:34,490 INFO L750 eck$LassoCheckResult]: Loop: 34#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 35#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 36#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 37#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 41#L557-3 assume !test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1; 38#L557-6 call test_fun_#t~mem11#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 34#L555-3 [2023-11-26 10:47:34,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:34,491 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2023-11-26 10:47:34,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:34,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029649434] [2023-11-26 10:47:34,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:34,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:34,537 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:34,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:34,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:34,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1099516495, now seen corresponding path program 1 times [2023-11-26 10:47:34,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:34,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787121073] [2023-11-26 10:47:34,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:34,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:34,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:34,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:47:34,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787121073] [2023-11-26 10:47:34,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787121073] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:47:34,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:47:34,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 10:47:34,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056468501] [2023-11-26 10:47:34,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:47:34,896 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:47:34,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:47:34,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:47:34,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:47:34,897 INFO L87 Difference]: Start difference. First operand 8 states and 10 transitions. cyclomatic complexity: 3 Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:34,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:47:34,961 INFO L93 Difference]: Finished difference Result 15 states and 19 transitions. [2023-11-26 10:47:34,961 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 19 transitions. [2023-11-26 10:47:34,963 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-26 10:47:34,965 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 15 states and 19 transitions. [2023-11-26 10:47:34,965 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2023-11-26 10:47:34,965 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2023-11-26 10:47:34,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 19 transitions. [2023-11-26 10:47:34,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:47:34,966 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 19 transitions. [2023-11-26 10:47:34,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 19 transitions. [2023-11-26 10:47:34,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 11. [2023-11-26 10:47:34,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:34,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2023-11-26 10:47:34,970 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2023-11-26 10:47:34,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:47:34,971 INFO L428 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2023-11-26 10:47:34,973 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-26 10:47:34,974 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2023-11-26 10:47:34,977 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2023-11-26 10:47:34,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:47:34,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:47:34,979 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:47:34,979 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-26 10:47:34,979 INFO L748 eck$LassoCheckResult]: Stem: 72#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 73#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem11#1, test_fun_#t~mem5#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 67#L555-3 [2023-11-26 10:47:34,979 INFO L750 eck$LassoCheckResult]: Loop: 67#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 68#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 69#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 70#L557-1 assume !test_fun_#t~short9#1; 76#L557-3 assume !test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1; 71#L557-6 call test_fun_#t~mem11#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 67#L555-3 [2023-11-26 10:47:34,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:34,980 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2023-11-26 10:47:34,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:34,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504799628] [2023-11-26 10:47:34,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:34,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:35,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:35,059 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:35,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:35,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1099518417, now seen corresponding path program 1 times [2023-11-26 10:47:35,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:35,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102263004] [2023-11-26 10:47:35,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:35,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:35,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:35,079 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:35,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:35,080 INFO L85 PathProgramCache]: Analyzing trace with hash 179567635, now seen corresponding path program 1 times [2023-11-26 10:47:35,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:35,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709644859] [2023-11-26 10:47:35,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:35,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:35,113 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:35,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:36,126 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 10:47:36,126 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 10:47:36,127 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 10:47:36,127 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 10:47:36,127 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 10:47:36,127 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:36,127 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 10:47:36,127 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 10:47:36,127 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.01-no-inv-alloca.i_Iteration3_Lasso [2023-11-26 10:47:36,128 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 10:47:36,128 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 10:47:36,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,184 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:36,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:37,474 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 10:47:37,479 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 10:47:37,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,485 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-26 10:47:37,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:37,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:37,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:37,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,537 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-26 10:47:37,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:37,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:37,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:37,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-26 10:47:37,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,593 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:37,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,622 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:37,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:37,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-26 10:47:37,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,638 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-26 10:47:37,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:37,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:37,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:37,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,677 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-26 10:47:37,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:37,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:37,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:37,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,727 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-26 10:47:37,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:37,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:37,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:37,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,781 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-26 10:47:37,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:37,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:37,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,835 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-26 10:47:37,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:37,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:37,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,888 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-26 10:47:37,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:37,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:37,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:37,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,939 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-26 10:47:37,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:37,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:37,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:37,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:37,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:37,965 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:37,966 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:37,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:37,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:37,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:37,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:37,990 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:37,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:38,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:38,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:38,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:38,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:38,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:38,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:38,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:38,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-26 10:47:38,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:38,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:38,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:38,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:38,031 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:38,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:38,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:38,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:38,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:38,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:38,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:38,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:38,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:38,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-26 10:47:38,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:38,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:38,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:38,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:38,065 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:38,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:38,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:38,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:38,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:38,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:38,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-26 10:47:38,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:38,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:38,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:38,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:38,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:38,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:38,123 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:38,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:38,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:38,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:38,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:38,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:38,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-26 10:47:38,149 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:38,149 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:38,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:38,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:38,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:38,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:38,178 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:38,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-26 10:47:38,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:38,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:38,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:38,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:38,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:38,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:38,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:38,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:38,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:38,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:38,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:38,219 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:38,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:38,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-26 10:47:38,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:38,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:38,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:38,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:38,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:38,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:38,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:38,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:38,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:38,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:38,270 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:38,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:38,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-26 10:47:38,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:38,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:38,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:38,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:38,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:38,316 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:38,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:38,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:38,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:38,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:38,335 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:38,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-26 10:47:38,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:38,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:38,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:38,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:38,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:38,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:38,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:38,392 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 10:47:38,425 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-26 10:47:38,425 INFO L444 ModelExtractionUtils]: 11 out of 31 variables were initially zero. Simplification set additionally 17 variables to zero. [2023-11-26 10:47:38,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:38,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:38,467 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:38,481 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 10:47:38,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-26 10:47:38,513 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 10:47:38,513 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 10:47:38,513 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~x_ref~0#1.base) 0)_1) = 2*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~x_ref~0#1.base) 0)_1 + 1 Supporting invariants [] [2023-11-26 10:47:38,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:38,656 INFO L156 tatePredicateManager]: 20 out of 21 supporting invariants were superfluous and have been removed [2023-11-26 10:47:38,668 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[~x_ref~0!base][0] could not be translated [2023-11-26 10:47:38,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:38,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:47:38,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:38,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 10:47:38,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:38,890 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-26 10:47:38,891 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 4 Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:38,981 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 4. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 27 transitions. Complement of second has 6 states. [2023-11-26 10:47:38,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-26 10:47:38,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:38,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2023-11-26 10:47:38,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 2 letters. Loop has 6 letters. [2023-11-26 10:47:38,987 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:38,987 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 8 letters. Loop has 6 letters. [2023-11-26 10:47:38,987 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:38,988 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 2 letters. Loop has 12 letters. [2023-11-26 10:47:38,988 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:38,988 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 27 transitions. [2023-11-26 10:47:38,989 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 10:47:38,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 19 states and 26 transitions. [2023-11-26 10:47:38,991 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-26 10:47:38,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2023-11-26 10:47:38,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 26 transitions. [2023-11-26 10:47:38,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-26 10:47:38,991 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2023-11-26 10:47:38,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 26 transitions. [2023-11-26 10:47:38,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 16. [2023-11-26 10:47:38,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.375) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 22 transitions. [2023-11-26 10:47:38,994 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2023-11-26 10:47:38,994 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 22 transitions. [2023-11-26 10:47:38,995 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-26 10:47:38,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 22 transitions. [2023-11-26 10:47:38,995 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 10:47:38,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:47:38,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:47:38,996 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-26 10:47:38,996 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 10:47:38,997 INFO L748 eck$LassoCheckResult]: Stem: 243#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 244#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem11#1, test_fun_#t~mem5#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 238#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 240#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 234#L557-5 [2023-11-26 10:47:38,997 INFO L750 eck$LassoCheckResult]: Loop: 234#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 235#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 245#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 234#L557-5 [2023-11-26 10:47:38,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:38,998 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2023-11-26 10:47:38,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:38,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953509300] [2023-11-26 10:47:38,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:38,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:39,022 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:39,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:39,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:39,039 INFO L85 PathProgramCache]: Analyzing trace with hash 46776, now seen corresponding path program 1 times [2023-11-26 10:47:39,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:39,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797657587] [2023-11-26 10:47:39,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:39,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:39,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:39,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:39,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:39,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907761, now seen corresponding path program 1 times [2023-11-26 10:47:39,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:39,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212223643] [2023-11-26 10:47:39,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:39,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:39,094 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:39,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:39,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:40,044 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 10:47:40,045 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 10:47:40,045 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 10:47:40,045 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 10:47:40,045 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 10:47:40,045 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:40,045 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 10:47:40,045 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 10:47:40,045 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.01-no-inv-alloca.i_Iteration4_Lasso [2023-11-26 10:47:40,045 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 10:47:40,045 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 10:47:40,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,571 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:40,993 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 10:47:40,994 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 10:47:40,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:40,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:40,999 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-26 10:47:41,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:41,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:41,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:41,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,044 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-26 10:47:41,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:41,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:41,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:41,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-26 10:47:41,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,070 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-26 10:47:41,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:41,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:41,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:41,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-26 10:47:41,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,099 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-26 10:47:41,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,144 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-26 10:47:41,189 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,189 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,210 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-26 10:47:41,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,232 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,249 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-26 10:47:41,270 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,270 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,310 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-26 10:47:41,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,352 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-26 10:47:41,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,419 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-26 10:47:41,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,459 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-26 10:47:41,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,515 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-26 10:47:41,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:41,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,567 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:41,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-26 10:47:41,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:41,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:41,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:41,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:41,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:41,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:41,616 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 10:47:41,643 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-11-26 10:47:41,644 INFO L444 ModelExtractionUtils]: 9 out of 22 variables were initially zero. Simplification set additionally 8 variables to zero. [2023-11-26 10:47:41,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:41,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:41,645 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:41,649 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 10:47:41,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-26 10:47:41,682 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-26 10:47:41,682 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 10:47:41,682 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2) = -2*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2 + 2147483647 Supporting invariants [1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2 - 1 >= 0] [2023-11-26 10:47:41,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:41,756 INFO L156 tatePredicateManager]: 16 out of 17 supporting invariants were superfluous and have been removed [2023-11-26 10:47:41,762 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~y_ref~0!base][~y_ref~0!offset] could not be translated [2023-11-26 10:47:41,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:41,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:47:41,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:41,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 10:47:41,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:41,908 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-26 10:47:41,909 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 22 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:41,966 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 22 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 57 transitions. Complement of second has 7 states. [2023-11-26 10:47:41,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-26 10:47:41,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:41,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2023-11-26 10:47:41,968 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 4 letters. Loop has 3 letters. [2023-11-26 10:47:41,968 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:41,968 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 7 letters. Loop has 3 letters. [2023-11-26 10:47:41,968 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:41,969 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 4 letters. Loop has 6 letters. [2023-11-26 10:47:41,969 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:41,969 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 57 transitions. [2023-11-26 10:47:41,971 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 10:47:41,972 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 30 states and 41 transitions. [2023-11-26 10:47:41,972 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2023-11-26 10:47:41,972 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-26 10:47:41,973 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 41 transitions. [2023-11-26 10:47:41,973 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-26 10:47:41,973 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 41 transitions. [2023-11-26 10:47:41,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 41 transitions. [2023-11-26 10:47:41,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 24. [2023-11-26 10:47:41,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:41,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2023-11-26 10:47:41,976 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2023-11-26 10:47:41,977 INFO L428 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2023-11-26 10:47:41,977 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-26 10:47:41,977 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2023-11-26 10:47:41,978 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 10:47:41,978 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:47:41,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:47:41,979 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2023-11-26 10:47:41,979 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 10:47:41,979 INFO L748 eck$LassoCheckResult]: Stem: 420#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 421#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem11#1, test_fun_#t~mem5#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 414#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 415#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 411#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 413#L557-1 assume !test_fun_#t~short9#1; 426#L557-3 assume !test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1; 419#L557-6 call test_fun_#t~mem11#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 416#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 417#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 409#L557-5 [2023-11-26 10:47:41,979 INFO L750 eck$LassoCheckResult]: Loop: 409#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 410#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 422#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 409#L557-5 [2023-11-26 10:47:41,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:41,980 INFO L85 PathProgramCache]: Analyzing trace with hash 765805624, now seen corresponding path program 2 times [2023-11-26 10:47:41,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:41,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592509439] [2023-11-26 10:47:41,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:41,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:42,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:42,019 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:42,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:42,020 INFO L85 PathProgramCache]: Analyzing trace with hash 46776, now seen corresponding path program 2 times [2023-11-26 10:47:42,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:42,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772978472] [2023-11-26 10:47:42,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:42,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:42,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:42,035 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:42,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:42,036 INFO L85 PathProgramCache]: Analyzing trace with hash -750914783, now seen corresponding path program 1 times [2023-11-26 10:47:42,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:42,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730069097] [2023-11-26 10:47:42,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:42,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:42,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:42,494 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:42,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:47:42,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730069097] [2023-11-26 10:47:42,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730069097] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 10:47:42,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756840576] [2023-11-26 10:47:42,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:42,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:47:42,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:42,501 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:47:42,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2023-11-26 10:47:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:42,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-26 10:47:42,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:42,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-26 10:47:42,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2023-11-26 10:47:42,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-26 10:47:42,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-26 10:47:42,780 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:42,780 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:47:42,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-26 10:47:42,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:42,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756840576] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:47:42,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-26 10:47:42,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 8] total 16 [2023-11-26 10:47:42,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003330125] [2023-11-26 10:47:42,872 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-26 10:47:43,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:47:43,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-26 10:47:43,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=173, Unknown=0, NotChecked=0, Total=240 [2023-11-26 10:47:43,003 INFO L87 Difference]: Start difference. First operand 24 states and 33 transitions. cyclomatic complexity: 12 Second operand has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:43,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:47:43,281 INFO L93 Difference]: Finished difference Result 75 states and 88 transitions. [2023-11-26 10:47:43,281 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 88 transitions. [2023-11-26 10:47:43,283 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 10:47:43,285 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 39 states and 44 transitions. [2023-11-26 10:47:43,286 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-26 10:47:43,286 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-26 10:47:43,286 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 44 transitions. [2023-11-26 10:47:43,286 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-26 10:47:43,286 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 44 transitions. [2023-11-26 10:47:43,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 44 transitions. [2023-11-26 10:47:43,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 29. [2023-11-26 10:47:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 28 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:43,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2023-11-26 10:47:43,290 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 34 transitions. [2023-11-26 10:47:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-26 10:47:43,291 INFO L428 stractBuchiCegarLoop]: Abstraction has 29 states and 34 transitions. [2023-11-26 10:47:43,292 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-26 10:47:43,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 34 transitions. [2023-11-26 10:47:43,293 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 10:47:43,293 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:47:43,293 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:47:43,294 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-11-26 10:47:43,294 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 10:47:43,294 INFO L748 eck$LassoCheckResult]: Stem: 633#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 634#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem11#1, test_fun_#t~mem5#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 623#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 624#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 637#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 638#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 636#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 630#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 631#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 646#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 645#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 640#L557-1 assume !test_fun_#t~short9#1; 639#L557-3 assume !test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1; 632#L557-6 call test_fun_#t~mem11#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 625#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 626#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 628#L557-5 [2023-11-26 10:47:43,294 INFO L750 eck$LassoCheckResult]: Loop: 628#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 629#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 635#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 628#L557-5 [2023-11-26 10:47:43,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:43,295 INFO L85 PathProgramCache]: Analyzing trace with hash 433972120, now seen corresponding path program 2 times [2023-11-26 10:47:43,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:43,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210072554] [2023-11-26 10:47:43,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:43,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:43,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:43,345 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:43,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:43,346 INFO L85 PathProgramCache]: Analyzing trace with hash 46776, now seen corresponding path program 3 times [2023-11-26 10:47:43,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:43,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968214971] [2023-11-26 10:47:43,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:43,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:43,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:43,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:43,359 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:43,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:43,360 INFO L85 PathProgramCache]: Analyzing trace with hash 611882945, now seen corresponding path program 3 times [2023-11-26 10:47:43,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:43,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051034696] [2023-11-26 10:47:43,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:43,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:43,388 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:43,409 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:47,653 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 10:47:47,653 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 10:47:47,653 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 10:47:47,653 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 10:47:47,653 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 10:47:47,653 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:47,653 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 10:47:47,653 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 10:47:47,653 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.01-no-inv-alloca.i_Iteration6_Lasso [2023-11-26 10:47:47,653 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 10:47:47,654 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 10:47:47,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:47,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:48,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:48,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:48,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:48,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:48,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:48,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:48,572 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 10:47:48,572 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 10:47:48,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,574 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-26 10:47:48,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:48,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,609 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-26 10:47:48,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-26 10:47:48,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,629 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-26 10:47:48,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,644 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:48,644 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:48,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:48,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,665 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-26 10:47:48,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-26 10:47:48,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,686 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-26 10:47:48,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-26 10:47:48,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,706 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-26 10:47:48,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-26 10:47:48,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,730 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-26 10:47:48,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-26 10:47:48,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,758 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-26 10:47:48,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,773 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:48,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:48,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:48,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,781 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-26 10:47:48,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:48,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,810 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-26 10:47:48,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-26 10:47:48,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,836 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-26 10:47:48,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:48,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:48,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:48,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:48,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,869 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-26 10:47:48,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:48,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:48,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:48,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-26 10:47:48,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,911 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-26 10:47:48,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:48,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:48,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:48,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:48,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:48,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:48,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:48,956 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 10:47:48,981 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-11-26 10:47:48,981 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-11-26 10:47:48,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:48,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:48,987 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:48,989 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 10:47:49,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-26 10:47:49,014 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2023-11-26 10:47:49,014 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 10:47:49,014 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~nondet13#1, v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_3) = 6442450941*ULTIMATE.start_main_#t~nondet13#1 - 8589934592*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_3 Supporting invariants [3*ULTIMATE.start_main_#t~nondet13#1 - 4*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_3 >= 0, 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_3 - 1 >= 0] [2023-11-26 10:47:49,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:49,186 INFO L156 tatePredicateManager]: 20 out of 22 supporting invariants were superfluous and have been removed [2023-11-26 10:47:49,193 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated [2023-11-26 10:47:49,193 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~y_ref~0!base][~y_ref~0!offset] could not be translated [2023-11-26 10:47:49,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:49,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-26 10:47:49,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:49,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-26 10:47:49,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-26 10:47:49,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-26 10:47:49,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-26 10:47:49,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 16 [2023-11-26 10:47:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:49,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 10:47:49,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:49,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:49,902 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2023-11-26 10:47:49,902 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8 Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:49,954 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8. Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 34 transitions. Complement of second has 4 states. [2023-11-26 10:47:49,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2023-11-26 10:47:49,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:49,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2023-11-26 10:47:49,958 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 16 letters. Loop has 3 letters. [2023-11-26 10:47:49,958 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:49,958 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-26 10:47:50,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:50,011 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:50,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-26 10:47:50,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:50,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-26 10:47:50,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-26 10:47:50,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-26 10:47:50,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-26 10:47:50,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 16 [2023-11-26 10:47:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:50,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 10:47:50,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:50,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:50,547 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 3 loop predicates [2023-11-26 10:47:50,547 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8 Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:50,597 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8. Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 34 transitions. Complement of second has 4 states. [2023-11-26 10:47:50,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2023-11-26 10:47:50,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:50,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2023-11-26 10:47:50,599 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 16 letters. Loop has 3 letters. [2023-11-26 10:47:50,599 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:50,599 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-26 10:47:50,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:50,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-26 10:47:50,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:50,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-26 10:47:50,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-26 10:47:50,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-26 10:47:50,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-26 10:47:50,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 16 [2023-11-26 10:47:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:51,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 10:47:51,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:51,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:51,197 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2023-11-26 10:47:51,197 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8 Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:51,518 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8. Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 117 states and 135 transitions. Complement of second has 37 states. [2023-11-26 10:47:51,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 8 stem states 3 non-accepting loop states 2 accepting loop states [2023-11-26 10:47:51,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 36 transitions. [2023-11-26 10:47:51,524 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 36 transitions. Stem has 16 letters. Loop has 3 letters. [2023-11-26 10:47:51,524 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:51,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 36 transitions. Stem has 19 letters. Loop has 3 letters. [2023-11-26 10:47:51,526 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:51,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 36 transitions. Stem has 16 letters. Loop has 6 letters. [2023-11-26 10:47:51,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:51,529 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117 states and 135 transitions. [2023-11-26 10:47:51,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 10:47:51,535 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117 states to 79 states and 93 transitions. [2023-11-26 10:47:51,535 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-26 10:47:51,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-26 10:47:51,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 93 transitions. [2023-11-26 10:47:51,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-26 10:47:51,536 INFO L218 hiAutomatonCegarLoop]: Abstraction has 79 states and 93 transitions. [2023-11-26 10:47:51,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 93 transitions. [2023-11-26 10:47:51,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 39. [2023-11-26 10:47:51,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 38 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:51,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 48 transitions. [2023-11-26 10:47:51,542 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 48 transitions. [2023-11-26 10:47:51,542 INFO L428 stractBuchiCegarLoop]: Abstraction has 39 states and 48 transitions. [2023-11-26 10:47:51,542 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-26 10:47:51,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 48 transitions. [2023-11-26 10:47:51,543 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 10:47:51,543 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:47:51,543 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:47:51,544 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1] [2023-11-26 10:47:51,544 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 10:47:51,544 INFO L748 eck$LassoCheckResult]: Stem: 1200#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1201#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem11#1, test_fun_#t~mem5#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 1191#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 1192#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 1207#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 1229#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 1203#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 1196#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 1197#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 1226#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 1228#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 1204#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 1205#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 1213#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 1212#L557-1 assume !test_fun_#t~short9#1; 1211#L557-3 assume !test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1; 1198#L557-6 call test_fun_#t~mem11#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 1199#L555-3 call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 1206#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 1194#L557-5 [2023-11-26 10:47:51,544 INFO L750 eck$LassoCheckResult]: Loop: 1194#L557-5 call test_fun_#t~mem6#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 1195#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 1202#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(2 * test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 1194#L557-5 [2023-11-26 10:47:51,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:51,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1513883743, now seen corresponding path program 4 times [2023-11-26 10:47:51,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:51,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115463890] [2023-11-26 10:47:51,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:51,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:51,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:51,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:51,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:51,619 INFO L85 PathProgramCache]: Analyzing trace with hash 46776, now seen corresponding path program 4 times [2023-11-26 10:47:51,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:51,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728623278] [2023-11-26 10:47:51,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:51,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:51,635 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:51,655 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:51,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:51,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1341004568, now seen corresponding path program 5 times [2023-11-26 10:47:51,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:47:51,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684317386] [2023-11-26 10:47:51,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:47:51,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:47:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:51,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:47:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:47:51,718 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:47:55,862 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 10:47:55,863 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 10:47:55,863 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 10:47:55,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 10:47:55,863 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 10:47:55,863 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:55,863 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 10:47:55,863 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 10:47:55,863 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.01-no-inv-alloca.i_Iteration7_Lasso [2023-11-26 10:47:55,863 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 10:47:55,863 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 10:47:55,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:55,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,426 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,447 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,450 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,452 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,456 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:47:56,879 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 10:47:56,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 10:47:56,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:56,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:56,883 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:56,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-26 10:47:56,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:56,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:56,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:47:56,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:56,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:56,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:56,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:47:56,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:47:56,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:56,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-26 10:47:56,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:56,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:56,905 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:56,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:56,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-26 10:47:56,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:56,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:56,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:56,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:56,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:56,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:56,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:56,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-26 10:47:56,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:56,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:56,934 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:56,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-26 10:47:56,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:56,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:56,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:56,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:56,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:56,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:56,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:56,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:56,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-26 10:47:56,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:56,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:56,956 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:56,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-26 10:47:56,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:56,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:56,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:56,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:56,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:56,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:56,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:56,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:56,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:56,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:56,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:56,979 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:56,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-26 10:47:56,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:56,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:56,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:56,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:56,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:56,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:56,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:57,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:57,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-26 10:47:57,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:57,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:57,007 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:57,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-26 10:47:57,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:57,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:57,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:57,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:57,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:57,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:57,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:57,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:57,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-26 10:47:57,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:57,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:57,029 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:57,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:57,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-26 10:47:57,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:57,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:57,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:57,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:57,062 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:57,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:57,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:57,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:57,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:57,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:57,095 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:57,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-26 10:47:57,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:57,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:57,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:57,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:57,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:57,117 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:57,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:57,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:57,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:57,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:57,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:57,135 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:57,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-26 10:47:57,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:57,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:57,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:57,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:57,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:57,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:57,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:57,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:57,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:57,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:57,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:57,193 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:57,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:57,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:57,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:57,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:57,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:57,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-26 10:47:57,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:57,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:57,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:57,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:57,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:57,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:57,245 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:57,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:57,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:57,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:57,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:57,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:57,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-26 10:47:57,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:57,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:57,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:47:57,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:57,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:57,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:57,289 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:57,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:47:57,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-26 10:47:57,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:47:57,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:47:57,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:47:57,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:47:57,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:47:57,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:47:57,336 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 10:47:57,376 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-11-26 10:47:57,376 INFO L444 ModelExtractionUtils]: 6 out of 25 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-11-26 10:47:57,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:47:57,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:57,381 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:57,384 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 10:47:57,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-26 10:47:57,411 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-26 10:47:57,411 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 10:47:57,411 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_4) = -2*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_4 + 2147483647 Supporting invariants [1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_1 - 1 >= 0] [2023-11-26 10:47:57,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-11-26 10:47:57,508 INFO L156 tatePredicateManager]: 21 out of 23 supporting invariants were superfluous and have been removed [2023-11-26 10:47:57,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~y_ref~0!base][~y_ref~0!offset] could not be translated [2023-11-26 10:47:57,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:57,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 10:47:57,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:57,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-26 10:47:57,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:57,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:57,759 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-26 10:47:57,760 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 48 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:57,835 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 48 transitions. cyclomatic complexity: 11. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 78 states and 95 transitions. Complement of second has 8 states. [2023-11-26 10:47:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-26 10:47:57,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:57,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2023-11-26 10:47:57,838 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 19 letters. Loop has 3 letters. [2023-11-26 10:47:57,838 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:57,838 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-26 10:47:57,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:57,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 10:47:57,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:58,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-26 10:47:58,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:58,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:58,082 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-26 10:47:58,082 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 48 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:58,144 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 48 transitions. cyclomatic complexity: 11. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 78 states and 95 transitions. Complement of second has 8 states. [2023-11-26 10:47:58,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-26 10:47:58,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:58,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2023-11-26 10:47:58,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 19 letters. Loop has 3 letters. [2023-11-26 10:47:58,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:58,146 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-26 10:47:58,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:47:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:58,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 10:47:58,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:47:58,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-26 10:47:58,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:47:58,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:47:58,385 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-26 10:47:58,385 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 48 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:58,454 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 48 transitions. cyclomatic complexity: 11. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 68 states and 85 transitions. Complement of second has 7 states. [2023-11-26 10:47:58,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-26 10:47:58,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:47:58,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 18 transitions. [2023-11-26 10:47:58,457 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 19 letters. Loop has 3 letters. [2023-11-26 10:47:58,457 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:58,457 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 22 letters. Loop has 3 letters. [2023-11-26 10:47:58,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:58,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 19 letters. Loop has 6 letters. [2023-11-26 10:47:58,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:47:58,458 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 85 transitions. [2023-11-26 10:47:58,460 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 10:47:58,461 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 0 states and 0 transitions. [2023-11-26 10:47:58,461 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-26 10:47:58,461 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-26 10:47:58,461 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-26 10:47:58,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:47:58,461 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:47:58,461 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:47:58,461 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:47:58,462 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-26 10:47:58,462 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-26 10:47:58,462 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 10:47:58,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-26 10:47:58,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.11 10:47:58 BoogieIcfgContainer [2023-11-26 10:47:58,470 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-26 10:47:58,471 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:47:58,471 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:47:58,471 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:47:58,472 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:47:33" (3/4) ... [2023-11-26 10:47:58,474 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 10:47:58,475 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:47:58,476 INFO L158 Benchmark]: Toolchain (without parser) took 25613.86ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 133.5MB in the beginning and 80.9MB in the end (delta: 52.7MB). Peak memory consumption was 129.3MB. Max. memory is 16.1GB. [2023-11-26 10:47:58,476 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:47:58,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.84ms. Allocated memory is still 167.8MB. Free memory was 133.5MB in the beginning and 117.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-26 10:47:58,477 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.91ms. Allocated memory is still 167.8MB. Free memory was 117.2MB in the beginning and 115.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:47:58,477 INFO L158 Benchmark]: Boogie Preprocessor took 85.77ms. Allocated memory is still 167.8MB. Free memory was 115.3MB in the beginning and 113.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:47:58,477 INFO L158 Benchmark]: RCFGBuilder took 381.22ms. Allocated memory is still 167.8MB. Free memory was 113.2MB in the beginning and 101.1MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:47:58,478 INFO L158 Benchmark]: BuchiAutomizer took 24502.39ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 101.1MB in the beginning and 80.9MB in the end (delta: 20.3MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. [2023-11-26 10:47:58,478 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 243.3MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:47:58,480 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.84ms. Allocated memory is still 167.8MB. Free memory was 133.5MB in the beginning and 117.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.91ms. Allocated memory is still 167.8MB. Free memory was 117.2MB in the beginning and 115.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.77ms. Allocated memory is still 167.8MB. Free memory was 115.3MB in the beginning and 113.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 381.22ms. Allocated memory is still 167.8MB. Free memory was 113.2MB in the beginning and 101.1MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 24502.39ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 101.1MB in the beginning and 80.9MB in the end (delta: 20.3MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 243.3MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[~x_ref~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~y_ref~0!base][~y_ref~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~y_ref~0!base][~y_ref~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~y_ref~0!base][~y_ref~0!offset] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (3 trivial, 2 deterministic, 2 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 13 locations. One nondeterministic module has affine ranking function null and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 16 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 24.4s and 8 iterations. TraceHistogramMax:4. Analysis of lassos took 20.0s. Construction of modules took 0.3s. Büchi inclusion checks took 3.8s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 63 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 136 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 136 mSDsluCounter, 141 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 71 mSDsCounter, 80 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 299 IncrementalHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 80 mSolverCounterUnsat, 70 mSDtfsCounter, 299 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital232 mio100 ax107 hnf100 lsp88 ukn74 mio100 lsp25 div100 bol100 ite100 ukn100 eq185 hnf89 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 45ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-26 10:47:58,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-26 10:47:58,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2023-11-26 10:47:58,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d1e59-2cfc-4e44-ad9b-96d900184499/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE